Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kxmlgui/source/src/ktoolbarhandler_p.h

@@ -0,0 +1,59 @@
+/*
+    This file is part of the KDE libraries
+    SPDX-FileCopyrightText: 2002 Simon Hausmann <hausmann@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-only
+*/
+
+#ifndef KTOOLBARHANDLER_H
+#define KTOOLBARHANDLER_H
+
+#include <QObject>
+
+#include <kxmlguiclient.h>
+
+class KXmlGuiWindow;
+
+namespace KDEPrivate
+{
+class ToolBarHandler : public QObject, public KXMLGUIClient
+{
+    Q_OBJECT
+
+public:
+    /**
+     * Creates a new tool bar handler for the supplied
+     * @param mainWindow.
+     */
+    explicit ToolBarHandler(KXmlGuiWindow *mainWindow);
+
+    /**
+     * Creates a new tool bar handler for the supplied
+     * @param mainWindow and with the supplied parent.
+     */
+    ToolBarHandler(KXmlGuiWindow *mainWindow, QObject *parent);
+
+    /**
+     * Destroys the tool bar handler.
+     */
+    ~ToolBarHandler() override;
+
+    /**
+     * Returns the action which is responsible for the tool bar menu.
+     */
+    QAction *toolBarMenuAction();
+
+public Q_SLOTS:
+    void setupActions();
+
+private Q_SLOTS:
+    void clientAdded(KXMLGUIClient *client);
+
+private:
+    class Private;
+    Private *const d;
+};
+
+} // namespace KDEPrivate
+
+#endif // KTOOLBARHANDLER_H